Reliance Specialty Products ULTRA™ Model VS-4 vapor degreaser features Vapor and Spray cleaning. The VS-4 has a 48" long (side to side) x 24" wide (front to back) x 30" deep (coil to base) vapor zone which is an excellent option for large parts that are odd sizes or simple geometries that need a fast cleaning. The ULTRA VS-4 is a heavy load, high production work horse that will efficiently support your production throughput needs.